17921830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1163}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 34193664

約数和(自身を除く): 16271834

約数列:

[1, 2, 5, 10, 23, 46, 67, 115, 134, 230, 335, 670, 1163, 1541, 2326, 3082, 5815, 7705, 11630, 15410, 26749, 53498, 77921, 133745, 155842, 267490, 389605, 779210, 1792183, 3584366, 8960915, 17921830]

約数ペア:

[(1, 17921830), (2, 8960915), (5, 3584366), (10, 1792183), (23, 779210), (46, 389605), (67, 267490), (115, 155842), (134, 133745), (230, 77921), (335, 53498), (670, 26749), (1163, 15410), (1541, 11630), (2326, 7705), (3082, 5815)]